Zhejiang Sunpro Power Technology Co Ltd SP520-144M10T

Mono-c-Si

520 W Pmax

48.94 V Voc

13.53 A Isc

41.02 V Vmp

12.68 A Imp

20.64 % eff.

0.7855 FF

72 cells

IV & PV Curves at STC (1000 W/m², 25 °C)

IV Curves at Multiple Conditions

Irradiance sweep at 25 °C

Temperature sweep at 1000 W/m²

Single-Diode Model Parameters

Source: California Energy Commission module list · retrieved via SAM library · energy.ca.gov · All data sources

Parameter	Symbol	Value	Unit
Nameplate (STC)
STC Power	STC	520.134	W
PTC Power	PTC	488.0	W
Open-circuit voltage	V_oc_ref	48.94	V
Short-circuit current	I_sc_ref	13.53	A
Max-power voltage	V_mp_ref	41.02	V
Max-power current	I_mp_ref	12.68	A
Fill factor	FF	0.7855	—
Efficiency (STC)	η	20.64	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.007171	A/°C
Voc temperature coefficient	beta_oc	-0.137521	V/°C
Pmax temperature coefficient	gamma_r	-0.341	%/°C
NOCT	T_NOCT	43.9	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.8352	V
Light-generated current (ref)	I_L_ref	13.5451	A
Saturation current (ref)	I_o_ref	3.47e-11	A
Series resistance	R_s	0.17391	Ω
Shunt resistance (ref)	R_sh_ref	155.85	Ω
Cells in series	N_s	72	—
CEC Adjust factor	Adjust	4.1751	%

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 72

Module area 2.52 m²

NOCT 43.9 °C

Temp. coefficient of Pmax -0.341 %/°C

Temp. coefficient of Voc -0.281 %/°C

Temp. coefficient of Isc 0.053 %/°C

CEC list On the 23 Jun 2026 list

Parameters from 23 Jun 2026 list

Measured Data

No measured data yet for this module.

Same Test Data

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